Tektronix DPO71254B Repair
There is a DPO71254B at my workplace that has been abandoned for quite a while. I repaired it so that we can use it to debug (no cal though)
Roland D-50 Repair
The long journey of restoring a Roland D-50
Oscilloscope Measurement Artifacts 1
In this article I present some aspects that distort electrical signal measurement result, with focus on what happens in the scope itself after the signal has entered an oscilloscope.
Custom Logging to Console and File Handling in Python (with Queue)
This one uses queue so there is no performance bottleneck on the logging calls.
Repair SONY DSC-P93
Repair a SONY DSC-P93 that has stuttering OVF zoom and an error message
Resurrecting AGM Lead Acid Battery
Although not regular flooded type, AGM batteries can also be restored by adding water if it's not too far gone.
xrdp RDP Blank Screen
adduser xrdp ssl-cert
A script to recursively extract nested zip files
A simple shell script to recursively extract nested zip files, extracts each zip file to its own folder and retaining directory structure.
Building a NAS with a Cursed Motherboard / 用灵车主板组装一台NAS
I built a NAS with a cursed motherboard and TrueNAS Scale
Sharp GF-777 Restoration 夏普GF-777翻新
I restored a Sharp GF-777, replacing all belts and friction wheels, and the pinch roller